thanks for watching. "erin burnett outfront" starts now. > next, today the president took questions for the first time about the petraeus scandal. president obama says he's reserving judgment. next, adam shift has questions he demandses fbi answers. and president obama turned heat up. and making it clear he is not willing to extend tax cuts for individuals earning $250,000 or more. we asked our political panel what the president will have to compromise on to avoid the fiscal cliff. and president obama fiercely defends his u.n. ambassador today after republicans threaten to block her possible nomination for secretary of state. rand paul joins us. let's go "outfront." tonight, we have late breaking developments in the petraeus scandal. first, we are just learning the name of the fbi agent who helped start the investigation that eventually led to the resignation of the nation's top spy. the name of the agent is frederick w. humphries ii. he's 47 years old. he was the investigator who first learned of a compl